Thin-film coated opals - an approach to 3-dimensional photonic crystals

  • S. G. Romanov
  • , N. P. Johnson
  • , R. M. De La Rue
  • , H. M. Yates
  • , M. E. Pemble
  • , A. V. Fokin

Research output: Contribution to conferencePaperpeer-review

Abstract

Improvement of the photonic bandgap structure of opal has been obtained via coating the inner surface of the opal with TiO2, InP or GaP layers using chemical vapor deposition. These methods allow the crystallinity of the original template to be preserved and the high refractive index of the coating serves to increase the width of the photonic stop-band and to squeeze the angular dispersion of the topband.

Original languageEnglish
Pages210-211
Number of pages2
Publication statusPublished - 1999
Externally publishedYes
EventProceedings of the 1999 Quantum Electronics and Laser Science Conference (QELS '99) - Baltimore, MD, USA
Duration: 23 May 199928 May 1999

Conference

ConferenceProceedings of the 1999 Quantum Electronics and Laser Science Conference (QELS '99)
CityBaltimore, MD, USA
Period23/05/9928/05/99

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